1 edition of Fluid power equipment in mining, quarrying and tunnelling found in the catalog.
|Statement||Mechanical Engineering Publications Limited for the Institution of Mechanical Engineers|
|Publishers||Mechanical Engineering Publications Limited for the Institution of Mechanical Engineers|
|The Physical Object|
|Pagination||xvi, 84 p. :|
|Number of Pages||62|
|3||Conference publication (Institution of Mechanical Engineers (Great Britain)) ;|
nodata File Size: 1MB.
229910052681 coesite Inorganic materials 0. Laser tool arm 1610 supports a three axis positioning system 1616, which is connected with the laser cutting tool 1611.extended from the apparatus, to drive or force the cutting assembly 2113 into the face of the tunnel. As laser power increases, and laser beam properties are selected the stand off distance may be about 10 feet and greater.
State of the art technology is used to allow simulation of actual conditions. The laser operations may include, for example, treating, fracturing, tunneling, weakening, melting, ablating, spalling, vaporizing, cooking, charring, welding, heating, annealing, cutting, removing, drilling, penetrating, perforating and combinations and various of these.
13A through 13C there are provided side cross-sectional schematic snap shot views of an embodiment of a laser operation forming a hole, or perforation, into a target material. g, that portion that is farthest along the path from the opening, start, the surface of the earth, other reference point, or the beginning.the quarrying and tunnelling containing the mineral including various forms of that mineralsuch as, gold, silver, iron, argentite, barite, bauxite, chalcocite, hematite, magnetite, taconite, diamonds, coal or salt.
In this manner the hole opens up toward the face from surfacewhich further helps the molten material to flow from the hole.
It being understood that many other relative positions of the focal point, the laser beam optimum cutting portion, the beam waste, and the point where the laser beam path initially intersects the work surface may be used. The proven platform guarantees high availability, a wide range of use for big and small jobs alike as well as a cabin with the operator in mind.
Thus, provided for one positioning means, e.
In practice, the geometry changes considerably during the drilling of the round, so that for some of the time the ideal balance cannot be achieved without the operator applying an extra manual load.
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